Dahurian Angelica, Bái Zhǐ, 白芷, Radix Angelicae Dahuricae

Disclaimer    For educational purposes only.  Do not use as medical advice

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Health Benefits
For: Frontal Headaches • Sinus pain • Nasal congestion • Runny nose • Cold/Flu • Endometriosis • Amenorrhea • Toothache
Attributes: antimicrobial • analgesic • anti-inflammatory • antibaterial • laxative • sedative
Products (online examples)

Extract

Granules

Tincture

Dried Root

Dried Root

Extract

Capsules

Seeds

Research (sample)
Articles:
Constituents:  CoumarinFuranocoumarins • Angelicotoxin • Oxypeucedanin • Byak-angelicin • Byak-angelicol • Angelic acid • Marmesin • Imperatorin • Phellopterin

Photos (Click to enlarge)
Fun Facts
Other Names: Byakushi (Japanese) • Chinese Angelica • Garden Angelica • Root of the Holy Ghost • Wild Angelica
Plant Family: Apiaceae Or Umbelliferae
Bai Zhi is from the same plant family as Dang Gui and contains similar pytochemicals like coumarin and furanocoumarin
Species
None noted
Growth
Angelicae dahuricae is NOT in the USDA Plant Database.  

USA: Aucklandia lappa is not available in the wild.    USDA Zones: 4a-7b

Native: China, Siberia, Japan, Korea, Mongolia, Far East Russia

Habitats: Damp thickets, grassy valleys, river or stream banks, edge of forests

Category: Release Exterior Wind Cold 
English: Dahurian Angelica Root    Pinyin:  Bai Zhi      Pharmaceutical: Radix Angelicae Dahuricae  
Organs: Lung • Spleen • Stomach      Temperature: Warm  
Taste: Pungent      Toxicity: Contains furocoumarins that may cause skin sensitivity to sunlight or a grapefruit effect. Contains angelicotoxin which can cause hypertension  
Patterns:  Frontal Headaches• Sinus Headaches • Wind cold • Pus and Swelling • Vaginal discharge from damp heat • Nasal congestion 
Actions:  release exterior, expel wind cold, dissolve pus, relieve nasal/sinus congestion and frontal headaches, reduce swelling, reduce vaginal discharge, guide herbs to yang ming jing
Indications: Frontal Headaches• Sinus Headaches • Ulcers • Sores • Wind cold • Headache • Nasal congestion • Dampness
Contraindications: Yin deficiency • Blood heat • Blood deficiency • Anticoagulant drugs • Blood pressure medication • Anti-depressant drugs • Terfenadine (antihistamine)
Typical Dosage: 3g - 9g; toxic at 30g to 60g          Guidelines
Parts Used: Single root only - no branches  
Other: This herb is drying.
Combine With Purpose
Gao Ben Headaches from cold/flu
Xi Xin+ Xin Yi Hua+Cang Er Zi Nasal congestion/ Sinus pressure
Shi Gao + Shen Ma Toothache and swelling
Xi Xin Headaches from cold/flu
Huang Qin Headaches from wind heat
Pu Gong Ying + Gua Lou +Bei Mu Breast abscess, mastitis, from bacterial infection
Chuan Xiong + Zi Su Ye + Jing Jie Headaches from cold/flu
Gan Cao Ulcer pain
Hai Piao Xiao Vaginal discharge from damp cold
Huang Bai + Che qian Zi Vaginal discharge from damp heat
Formulas with Bai Zhi
Cang Er Bi Dou Yan Fang • Cang Er Zi San • Chai Ge Jie Ji Tang • Chuan Xiong Cha Tiao San • Da Qin Jiao Tang • Huo Xiang Zheng Qi San • Jiu Wei Qiang Huo Tang • Long Dan Bi Yuan Fang • Mu Xiang Liu Qi Yin • Qi Zhen San • Shu Jing Huo Xue Tang • Wu Ji San • Xian Fang Huo Ming Yin • Xin Yi San • Yu Zhen San • Zhen Ren Huo Min

Alert
Be cautions with all medicine.
  • This herb may conflict with anticoagulant drugs, antidepressant drugs, blood pressure reducers, and antihistamine (Terfenadine).  See potential drug interactions. 
  • This herb contains furanocoumarins, which may cause a "grapefruit effect" with other medication.
Potential Drug Interactions

Herbal medicine may interact negatively with pharma drugs and other herbs.  Examples below:

Herbs: Bai Zhi antagonizes Xuan Fu Hua • Anticoagulants: American Ginseng, Arnica, Rou Gui, Chamomile, Dan Shen, Dang Gui, Deertongue, Sheng Jiang, Goji Berry, Ginko Nutes, Notoginseng, Peach Kernel, Hong Hua, Sweet Clover, Vanilla Grass • Grapefruit Effect: Dang Gui, Bai Zhi, Ban Xia

Pharma Drugs:Anticoagulants: asprin , clopidogrel (Plavix) , Coumadin , dipyridamole , enoxaparin , Heparin • Grapefruit Effect: benzodiazepines midazolam (anit-depressants) , blood pressure reducers , terfenadine (antihistamine) , triazolam (anti-depressants)

[5], [8]

Information in this post came from many sources, including class notes, practitioners, websites, webinars, books, magazines, and editor's personal experience.  While the original source often came from historical Chinese texts,  variations may result from the numerous English translations.   Always consult a doctor prior to using these drugs.  The information here is strictly for educational purposes. 

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